Date: 4/26/18 3:11 am
From: Joyce Takamine <jabirujt...>
Subject: [cobirds] Colorado Rare Bird Alert, 26 April 2018
Compiler: Joyce Takamine
Date: April 26, 2018
e-mail: RBA AT

This is the Rare Bird Alert for Thursday, April 26 sponsored by Denver
Field Ornithologists and the Bird Conservancy of the Rockies.

Highlight species include: (* indicates new information on this species)
NOTE: The RBA is now using the new AOU checklist and the order of families
has changed.
Snow Goose (Arapahoe, *El Paso, Park)
Greater White-fronted Goose (Prowers, Rio Grande)
Trumpeter Swan (Archuleta, *Garfield)
Tundra Swan (Prowers)
Greater Scaup (Mesa, Montrose)
Red-breasted Mergaser (*Denver, Kiowa, Montezuma, Park)
Sharp-tailed Grouse (Weld)
Greater Prairie-Chicken (*Yuma)
Red-necked Grebe (Park)
Clark’s Grebe (Rio Blanco)
White-winged Dove (El Paso)
Greater Roadrunner (Kiowa)
White-throated Swift (Pueblo)
Virginia Rail (Chaffee)
Sora (*Adams)
Black-necked Stilt (Chaffee, Weld)
Semipalmated Plover (*Montezuma)
Mountain Plover (El Paso, *Weld)
Upland Sandpiper (Prowers, *Yuma)
Whimbrel (*El Paso, Kiowa)
Long-billed Curlew (Archuleta, El Paso, Kiowa, Larimer, *Weld)
Marbled Godwit (Archuleta, El Paso, *Fremont, Kiowa, Larimer, Park, *Weld)
Sanderling (*Baca, Kiowa)
Dunlin (Rio Blanco)
Baird’s Sandpiper (El Paso, Weld)
Least Sandpiper (El Paso, Kit Carson)
Pectoral Sandpiper (Larimer)
Semipalmated Sandpiper (Douglas, El Paso, Kit Carson, Rio Blanco)
Western Sandpiper (Archuleta, Mesa, Weld)
Short-billed Dowitcher (*Weld)
Long-billed Dowitcher (El Paso, *Weld)
Solitary Sandpiper (*Mesa, *Montezuma, Weld)
Willet (Larimer, *Montezuma, *Weld)
Wilson’s Phalarope (Boulder, El Paso, Kit Carson, Larimer, Park, Pueblo,
Red-necked Phalarope (Weld)
Bonaparte’s Gull (Park)
Iceland Gull (Kiowa, Weld)
Caspian Tern (*Jackson, Rio Blanco, Weld)
Forster’s Tern (Montezuma)
Red-throated Loon (Kiowa)
Neotropic Cormorant (Kiowa)
American White Pelican (Douglas)
Great Egret (*Denver)
Snowy Egret (*Montezuma, Rio Blanco)
Little Blue Heron (Kiowa)
Cattle Egret (Rio Blanco)
Glossy Ibis (El Paso)
White-faced Ibis (El Paso, Weld)
Turkey Vulture (Douglas)
Northern Goshawk (Larimer)
Broad-winged Hawk (El Paso, Washington)
Rough-legged Hawk (*Washington, Weld, Yuma)
Ferruginous Hawk (Mesa)
Ladder-backed Woodpecker (El Paso)
Hairy Woodpecker (Weld)
Western Wood-Pewee (*Adams)
Gray Flycatcher (Boulder, Jefferson, Kit Carson)
Dusky Flycatcher (Montrose)
Eastern Phoebe (*Boulder, Chaffee, El Paso, Jefferson)
Cassin’s Kingbird (Denver)
Cassin’s Vireo (Baca)
Woodhouse’s Scrub-Jay (Adams)
Chihuahuan Raven (Baca, Kiowa)
Common Raven (Weld)
Violet-green Swallow (Jefferson, Weld)
Northern Rough-winged Swallow (Gunnison, Moffat)
Bank Swallow (Gunnison, Rio Blanco)
Cliff Swallow (Moffat)
Mountain Chickadee (Lincoln, Weld)
Bushtit (*Weld)
Rock Wren (*Gunnison, Park)
Marsh Wren (Gunnison)
Blue-gray Gnatcatcher (El Paso, Kit Carson, Pueblo)
Eastern Bluebird (*Adams, El Paso)
Gray Catbird (Boulder)
Brown Thrasher (Pueblo)
Sage Thrasher (Boulder)
Northern Mockingbird (Broomfield, El Paso, Pueblo)
American Pipit (Kiowa)
Gray-crowned Rosy-Finch (Jackson)
Brown-capped Rosy-Finch (Jackson)
Red Crossbill (Boulder)
Chestnut-collared Longspur (*Weld)
McCown’s Longspur (Douglas, *Weld)
Chipping Sparrow (Logan, Montezuma)
Lark Sparrow (El Paso)
Black-throated Sparrow (Otero)
Sagebrush Sparrow (Boulder)
Fox Sparrow (Boulder)
Harris’s Sparrow (*Denver, El Paso)
Yellow-breasted Chat (Larimer)
Brown-headed Cowbird (El Paso, Kit Carson, Yuma)
Orange-crowned Warbler (Kit Carson)
LUCY’S WARBLER (El Paso, Montezuma)
Nashville Warbler (*El Paso)
Yellow-throated Warbler (Baca)
Wilson’s Warbler (El Paso, Pueblo)
Summer Tanager (Montezuma)

---On April 23 at Sand Creek Park, George Ho reported Woodhouse’s Scrub-Jay.
---On April 25 at Rocky Mountain Arsenal NWR First Creek, John Breitsch
reported Eastern Bluebird.
---On April 25 at Barr Lake SP banding station area, Matthew Sabatine
reported Sora and Western Wood-Pewee.

---On April 23 at Blanca Wetlands NWR, Alex Mullins and Ricky Martinez
reported 2 Snowy Plovers.

---On April 22 at Navajo SP and Reservoir, Charles Martinez and Jean
Zirnheld reported Long-billed Curlew, 5 Marbled Godwits, 4 Western
---On April 24 at Pinon Lake Reservoir, Charles Martinez reported Trumpeter

---On April 24 in town of Campo, Tony Leukering reported Yellow-throated
Warbler, 2 Cassin’s Vireos, and Chihuahuan Raven.
---On April 25 at Turk’s Pond SWA, Van Truan reported Sanderling.

---On April 22 at Boulder Creek and 75th St, Matt Hofeditz, Mary O’Connor,
Jonathan Montgomery, Dan Zmolek, and Leslie S reported Eastern Phoebe;
Katie Lehman reported Fox Sparrow; Ernest Crvich reported 2 Eastern
Phoebe. On April 23 at Boulder Creek and 75th St, Eric DeFonso and Candice
Johnson reported Eastern Phoebe. On April 25 at Boulder Creek and 75th St,
Elaine Wagner and Doug Kibbe reported Eastern Phoebe.
---On April 22 at Lagerman Reservoir, Luke Pheneger reported Sage Thrasher.
---On April 22 at Bear Creek Path, Ted Floyd reported Gray Flycatcher
---On April 23 in Louisville on South Boulder Road, Paula Hansley reported
Red Crossbill (type 4).
---On April 25 at Golden Ponds Park and NA, Luke Pheneger reported Eastern

---On April 22 at Mount Shavano Fish Hatchery, Christian Hagenlocher
reported Eastern Phoebe.
---On April 22 at Sands Lake SWA, Christian Hagenlocher reported 2 Eastern
---On April 22 at Buena Vista Ice Pond (view from road), Christian
Hagnelocher reported Black-necked Stilt.

---On April 23 at First Creek at DEN OS, Ginny Bergstrom and Chris Brobin
reported Harris’s Sparrow. On April 25 at First Creek at DEN OS, Eric
DeFonso reported Harris’s Sparrow.
---On April 23 at Bluff Lake Nature Center, John Cobb reported Cassin’s
---On April 25 at Rocky Mountain Lake Park, Matt Gray, Elaine Wagner, Doug
Kibbe, and Gabriel Wiltse reported Great Egret.
---On April 25 at Sloan’s Lake Park, Matt Gray reported Red-breasted

---On April 24 at Chatfield SP Model Airplan Field, Loch Kilpatrick
reported McCown’s Longspur.
---On April 24 at Chatfield SP Marina Sandspit, Loch Kilpatrick reported
Semipalmated Sandpiper.

---On April 14 at Sinton Ponds OS, David Tonnessen and Jim Merritt
reported LUCY’S WARBLER. On April 22 at Sinton Pond OS, Brandon Percival
and several other birders reported LUCY’S WARBLER; Jim Merritt reported
White-winged Dove, Renee Casias reported Nashville Warbler. On April 23 at
Sinton Pond OS, Terence Berger reported LUCY’S WARBLER; Chris Brobin
reported Nashville Warbler. On April 24 at Sinton Pond OS, Chris Brobin
reported Nashville Warbler. On April 25 at Sinton Pond OS, Tanja Britton
and Scott Chalmers reported Nashville Warbler.
---On April 22 at Fountain Creek RP, Brandon Percival and Jim Merritt
reported Broad-winged Hawk near Rice’s Pond.
---On April 22 at Chico Basin Ranch, wooded areas, Colin Woolley reported
pair of Ladder-backed Woodpeckers, Northern Mockingbird, Blue-gray
Gnatcatcher, 2 Wilson’s Warblers, 6 Brown-headed Cowbirds. On April 23 at
Chico Basin Ranch Bell Grove, Ken Burton reported 2 Ladder-backed
---On April 22 at Ramah Reservoir SWA, John Drummond and David Tonnessen
reported Marbled Godwit, 2 Long-billed Dowitchers, 4 Least Sandpipers,
Semipalmated Sandpiper, 5 Baird’s Sandpipers, 3 Wilson’s Phalarope, and m
Eastern Bluebird.
---On April 22 on Santa Fe Trail, Christine Hubbell reported Eastern Phoebe.
---On April 24 on Shumway Road outside of Fountain, Cici Lee reported 25 0
30 White-faced Ibis with possible Glossy Ibis in a wet field on east side
of road. On April 25 on Shumway Road, Alan and Mary Lynne Ketcham and
several other birders reported Whimbrel.
---On April 25 at Squirrel Creek Reservoir, Cici Lee reported 10 Snow Geese.

---On April 25 at Florence (town), Jerry DeBoer reported Marbled Godwit.

---On April 25 at Lions Park in Rifle, Jodi Chambers reported Trumpeter

---On April 23 at Gunnison Whitewater Park, Christopher Burney reported
Bank Swallow.
---On April 24 at McCabes Lane Wetland, Riley Morris reported 2 Northern
Rough-winged Swallows and Marsh Wren.
---On April 25 at Blue Mesa Reservoir, Holly Annala reported Rock Wren.

---On April 23 at Moose Visitor Center, Jacob Cuomo reported 2 Gray-crowned
Rosy-Finch and 42 Brown-capped Rosy-Finch.
---On April 25 at Walden Reservoir, Sue Riffe reported 2 Caspian Tern.

---On April 22 at Belmar Park, Jesse Casias and Renee Casias reported Gray
Flycatcher at NW end of second pond on horse trail.

---On April 22 at Neenoshe Reservoir, Steve Mlodinow and David Ely reported
Red-throated Loon, 4 Red-breasted Mergansers, 2 Little Blue Heron, and
Greated Roadrunner.
---On April 22 at Upper Queens/Neeskah Reservoir, Steve Mlodinow and David
Ely reported 2 Red-breasted Mergansers, Neotropic Cormorant, 5 Whimbrel,
Long-billed Curlew, 3 Marbled Godwit, 2 Sanderling, 2 Chihuahuan Raven.

---On April 22 at Arapahoe Bend NA Rigden Reservoir (Strauss Cabin Lake),
Lori Zabel land Jay Breidt reported Pectoral Sandpiper and 2 Willet. On
April 24 at Arapahoe Bend NA Rigden Reservoir (Strauss Cabin Lake), Josh
Bruening reported 24 Marbled Godwits, Willet, Long-billed Dowitcher, 4
Wilson’s Phalaropes.
---On April 22 at Horsetooth Mountain OS, Arvid Panjabi reported
Yellow-breasted Chat.

---On April 24 in Hugo, Cameron Carver reported 2 Mountain Chickadees in SE
corner of cemetery.

---On April 22 at Ela Wildlife Sanctuary, Mike Henwood reported 2 Solitary
sandpipers. On April 23 at Ela Wildlife Sanctuary, Bob Clarke reported 3
Solitary Sandpipers. On April 24 at Ela Wildlife Sanctuary, Mike Henwood
reported 2 Solitary Sandpipers. On April 25 at Ela Wildlife Sanctuary,
Kathleen McGinley reported Solitary Sandpiper.
---On April 24 in Mack Mesa Airport Area to Highline Lake SP, Mike Henwood
reported Greater Scaup.
---On April 24 on Brewster’s Ridge/Bar X Wash, Mike Henwood reported
Ferruginous Hawk.

---On April 9 Dinosaur National Monument Canyon Area Visitor Center, Kenny
Frisch photographed a CALIFORNIA QUAIL a first time in Colorado. On April
23 at Dinosaur National Monument Canyon Area Visitor Center, Gregg Goodrich
and John Drummond reported CALIFORNIA QUAIL heard.

---On April 22 at Totten Reservoir, Glenn Dunmire and Erick Hendrickson
reported Willet. On April 23 at Totten Reservoir, Erick Hendrickson
reported f Red-breasted Merganser and Forster’s Tern. On April 25 at
Totten Reservoir, Glenn Dunmire, Erick Hendrickson, and Linda Raczek
reported 3 Snowy Egret, Semipalmated Plover and Willet.
---On April 22 at Summit Lake, Glenn Dunmire and Erick Hendrickson reported
---On April 24 in Yellowjacket Canyon/ G Road area, Susan Allerton reported
7 Lucy’s Warblers and 1 m Summer Tanager. Allerton reported that there
were probable 5 territories along this stretch of Yellowjacket Canyon.
---On April 25 at Simon Draw, Glenn Dunmire, Erick Hendrickson, and Linda,
Raczek reported Solitary Sandpiper.

---On April 23 at Commanch NG, Carl Bendorf reported 2 Black-throated
Sparrows on CR E.

---On April 24 at Antero Reservoir, David Dowell reported 12 Red-breasted
Mergansers, 4 Snow Geese, 3 Wilson’s Phalarope, Marbled Godwit.
---On April 24 at Spinney Mountain Reservoir, David Dowell reported 2
Marbled Godwits, 2 Red-necked Grebe, Rock Wren, 3 Wilson’s Phalarope, and
14 Bonaparte’s Gulls.

---On April 22 at Northgate (Arkansas River and US 50), Steve Mlodinow
reported 3 Greater White-fronted Geese and Tundra Swan.
---On April 24 on US 50 East of CR 16, Cameron Carver reported Upland

---On April 22 at Chico Basin Ranch, Brandon Percival reported Wilson’s
Warbler, 12 Blue-gray Gnatcatchers, 12 Wilson’s Phalarope, and Northern
---On April 22 at Valco Ponds, Time Leppek reported Brown Thrasher.

---On April 23 at Kenney Reservoir, Gregg Goodrich, John Drummond, and Lisa
Edwards reported Cattle Egret and Snowy Egret.
---On April 24 at Rio Blanco SWA, Gregg Goodrich reported Clark’s Grebe,
Caspian Tern, and 2 Bank Swallows.
---On April 24 at XTO Retention Pond, Gregg Goodrich reported Semipalmated
Sandpiper and Dunlin.

---On April 22 at Hwy 64 between CR 14 and CR 15, Dan Brooke et at reported
Rough-legged Hawk.
---On April 22 at Prewitt Reservoir, Dan Brooke et al reported
Broad-winged Hawk.
---On April 22 at Akron Golf Course, Dan Brooke et al reported Broad-winged
---On April 23 on Hwy 34 between CR S and CR U, Sue Riffe reported
Rough-legged Hawk.
---On April 25 on Hwy 34 and CR YY, Matthew Sabatine reported Rough-legged

---On April 23 at Union Reservoir, Steve Mlodinow reported 2 Caspian Terns.
---On April 22 at Firestone Gravel Pits (view from road), Gene Rutherford,
Doug Kibbe et al, and Ginny Bergstrom reported 5 Caspian Terns.
---On April 22 on Hwy 392 SW of intersection of CR 69 and CR 74, Doug Kibbe
et al reported Rough-legged Hawk.
---On April 22 on CR 134 E of CR 111, Doug Kibbe et al reported 18
Sharp-tailed Grouse and 2 Chestnut-collared Longspurs.
---On April 22 on CR 115, Doug Kibbe et al reported Sharp-tailed Grouse.
---On April 22 at Eaton Cemetery, Gene Rutherford reported 3 Mountain
Chickadee. On April 24 at Eaton Cemetery, Steve Mlodinow reported 2
Mountain Chickadee.
---On April 22 on CR 100 east of CR 45, Bill Fink reported
Chestnut-collared Longspurs.
---On April 22 3 miles west on Murphy’s Pasture Rd, Bill Fink reported
McCown’s Longspur.
---On April 22 at Loloff Reservoir, Bill Fink reported 4 Black-necked
Stilts and Wilson’s Phalarope.
---On April 22 at Beebe Draw, Bill Fink reported Western Sandpiper.
---On April 22 3 miles S of Birggsdale, Bill Fink reported Rough-legged
---On April 22 at Pawnee NG, Jacob Cuomo reported Long-billed Curlew, 9
Baird’s Sandpipers, Solitary Sandpiper, Common Raven, and m McCown’s
---On April 23 at Norma’s Grove, Gene Rutherford reported Hairy Woodpecker
(Rocky Mt).
---On April 23 on CR 40 between CR 45 and CR 47, Gene Rutherford reported
basic plumaged Red-necked Phalarope.
---On April 24 at Glenmere Park in Greeley, Steve Mlodinow reported 3
Bushtit and 2 Mountain Chickadee. On April 25 at Glenmere Park, Shawn
Mason reported 2 Bushtit.
---On April 24 at Windsor Lake, Steve Mlodinow reported Iceland (Thayer’s)
---On April 25 at Lower Latham Reservoir, Renee Casias reported 8
Short-billed Dowitcher and Marbled Godwit.
---On April 25 at CR 45 north to CR 114, Josh Bruening reported 7
Chestnut-collared Longspurs and McCown’s Longspur.
---On April 25 at CR 79 south of Hwy 14, Josh Bruening reported Mountain
Plover and Long-billed Curlew.
---On April 25 at Pond on CR 13 N of Hwy 14, Josh Bruening reported 20
Marbled Godwits, 8 Willet, 20 Wilson’s Phalarope, and Long-billed Dowitcher.

---On April 23 on W 8th Ave in Yuma, Sue Riffe reported Rough-legged Hawk.
---On April 25 at Bledsoe Cattle Ranch, Matthew Sabatine reported 40
Greater Prairie Chicken and Upland Sandpiper.

DFO Field Trips:
For details please visit the DFO website

Friday, April 27 – Saturday April 28
1:00 PM – 6:00 PM
Cortez led by Gregg Goodrich (GreggGoodrich AT; 303-655-9135)

Saturday, April 28
6:00-AM – 6:00 PM
Poudre River and Poudre Canyon led by Chris Goulart (cgoular001 AT; 586-764-2126) This trip is FULL.

Saturday, April 28
7:00 AM – 12:00 PM
Walden Pond Wildlife Habitat/Sawhill led by Chuck Hundertmark
(chundertmark8 AT; 303-604-0531)

Sunday, April 29
6:00 AM – 6:00 PM
Chico Basin Ranch led by Mark Amershek (mamershek AT;
303-329-8646) This trip is FULL

Sunday April 29
8:00 AM – 11:30 AM
Rocky Mountain Arsenal NWR led by Candice Johnson (candice.johnson AT; 303-329-8131)

Sunday, April 29
8:00 AM – 11:00 AM
Roxborough State Park led by Alison Kondler (birdtrills AT;
303-904-9140) This trip is FULL.

Good Birding,
Joyce Takamine

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